Cita APA (7th ed.)
Rwabutoga, G. R., & Spenser N. (1986). A textbook of commerce. Heinemann Kenya.
Cita Chicago (17th ed.)
Rwabutoga, G. R., i Spenser N. A Textbook of Commerce. Nairobi: Heinemann Kenya, 1986.
Cita MLA (9th ed.)
Rwabutoga, G. R., i Spenser N. A Textbook of Commerce. Heinemann Kenya, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.